HAND HV change for several channels... for 20740

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User name Moffit

Log entry time 14:58:57 on May 04, 2009

Entry number 270838

Followups:

270841 05/04/09 15:29 Moffit Re: HAND HV change.

keyword=HAND HV change for several channels... for 20740

Changed the high voltage for a few channels, before run 20740. These changes were suggested by Doug to bring the signals a bit higher/lower in the ADC range.

Layer PMT deltaHV -------------------------- veto 1L +50V veto 2L +50V veto 4L +100V veto 22L -50V veto 30L +50V veto 17R +50V veto 18R +50V veto 19R +50V veto 20R +50V veto 21R +50V veto 22R +50V veto 23R +50V veto 24R +50V veto 25R +50V veto 26R +50V veto 27R +50V veto 28R +50V veto 29R +50V veto 30R +50V veto 31R +50V veto 32R +50V

N1 2L +100V N1 3L +100V N1 4L +100V N1 3R +100V N1 4R +100V N1 5R +100V

N2 22L +50V N2 23L +50V N2 13R +50V N2 14R +50V N2 16R +50V N2 17R +50V

N3 8L +50V N3 11L +50V N3 12R +50V

A copy of this log entry has been emailed to: ellie,doug,miham